APA-viite (7. p.)
(2020). The Health Foundation COVID-19 Survey. A report of survey findings. The Health Foundation.
Chicago-viite (17. p.)
The Health Foundation COVID-19 Survey. A Report of Survey Findings. The Health Foundation, 2020.
MLA-viite (9. p.)
The Health Foundation COVID-19 Survey. A Report of Survey Findings. The Health Foundation, 2020.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.